diff --git a/README.md b/README.md
index d424e9e..3517885 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,5 @@
 # cccb-schild
+
 CCCB street sign electronics
+
+[![](https://github.com/cccb/cccb-schild/raw/main/electronics.drawio.svg)](https://app.diagrams.net/?mode=github#Hcccb%2Fcccb-schild%2Fmain%2Felectronics.drawio.svg)